<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <table border="1" width="500px" height="200px" align="center" cellspacing="0">
        <tr align="center" height="40px">
            <td>前端</td>
            <td align="right" width="60px">前端</td>
            <td colspan="3">前端</td>
            <td>前端</td>
        </tr>
        <tr>
            <td bgcolor="#ff7300">前端</td>
            <td>前端</td>
            <td>前端</td>
            <td>前端</td>
            <td>前端</td>
            <td>前端</td>
        </tr>
        <tr>
            <td>前端</td>
            <td>前端</td>
            <td rowspan="2" colspan="3" align="center">前端</td>
            <td>前端</td>
        </tr>
        <tr>
            <td>前端</td>
            <td>前端</td>
            <td>前端</td>
        </tr>
    </table>
</body>
</html>